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    <li class="self-crumb">FriendService class</li>
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  <div class="self-name">FriendService</div>
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    <div>
<h1><span class="kind-class">FriendService</span> class 
 
</h1></div>

    
<section class="desc markdown">
  <p>好友服务</p>
</section>


    <section>
      <dl class="dl-horizontal">
        

        
        


        
        
  <dt>Annotations</dt>
  <dd>
    <ul class="annotation-list clazz-relationships">
        <li>@HawkEntryPoint()</li>
    </ul>
  </dd>


      </dl>
    </section>

    
  <section class="summary offset-anchor" id="constructors">
    <h2>Constructors</h2>
    <dl class="constructor-summary-list">
        <dt id="FriendService" class="callable">
          <span class="name"><a href="../nim_core_v2/FriendService/FriendService.html">FriendService</a></span><span class="signature">()</span>
        </dt>
        <dd>
          
            <div class="constructor-modifier features">factory</div>
        </dd>
    </dl>
  </section>
    
  <section
      class="summary offset-anchor"
      id="instance-properties">
    <h2>Properties</h2>
    <dl class="properties">
        <dt id="hashCode" class="property inherited">
  <span class="name"><a href="https://api.flutter.dev/flutter/dart-core/Object/hashCode.html">hashCode</a></span>
  <span class="signature">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/int-class.html">int</a></span>
  

</dt>
<dd class="inherited">
  The hash code for this object.
  <div class="features"><span class="feature">no setter</span><span class="feature">inherited</span></div>

</dd>

        <dt id="onFriendAddApplication" class="property">
  <span class="name"><a href="../nim_core_v2/FriendService/onFriendAddApplication.html">onFriendAddApplication</a></span>
  <span class="signature">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Stream-class.html">Stream</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriendAddApplication-class.html">NIMFriendAddApplication</a></span>&gt;</span></span>
  

</dt>
<dd>
  好友添加申请回调
  <div class="features"><span class="feature">no setter</span></div>

</dd>

        <dt id="onFriendAdded" class="property">
  <span class="name"><a href="../nim_core_v2/FriendService/onFriendAdded.html">onFriendAdded</a></span>
  <span class="signature">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Stream-class.html">Stream</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriend-class.html">NIMFriend</a></span>&gt;</span></span>
  

</dt>
<dd>
  已添加好友
触发条件， 本端直接添加好友，多端同步
  <div class="features"><span class="feature">no setter</span></div>

</dd>

        <dt id="onFriendAddRejected" class="property">
  <span class="name"><a href="../nim_core_v2/FriendService/onFriendAddRejected.html">onFriendAddRejected</a></span>
  <span class="signature">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Stream-class.html">Stream</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriendAddApplication-class.html">NIMFriendAddApplication</a></span>&gt;</span></span>
  

</dt>
<dd>
  好友添加申请被拒绝回调
  <div class="features"><span class="feature">no setter</span></div>

</dd>

        <dt id="onFriendDeleted" class="property">
  <span class="name"><a href="../nim_core_v2/FriendService/onFriendDeleted.html">onFriendDeleted</a></span>
  <span class="signature">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Stream-class.html">Stream</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriendDeletion-class.html">NIMFriendDeletion</a></span>&gt;</span></span>
  

</dt>
<dd>
  删除好友通知
触发条件：本端删除好友，多端同步 ， 对方删除你（nimFriendDeletionTypeByFriend）
  <div class="features"><span class="feature">no setter</span></div>

</dd>

        <dt id="onFriendInfoChanged" class="property">
  <span class="name"><a href="../nim_core_v2/FriendService/onFriendInfoChanged.html">onFriendInfoChanged</a></span>
  <span class="signature">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Stream-class.html">Stream</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriend-class.html">NIMFriend</a></span>&gt;</span></span>
  

</dt>
<dd>
  好友信息变更
触发条件：本端修改好友信息，多端同步
  <div class="features"><span class="feature">no setter</span></div>

</dd>

        <dt id="runtimeType" class="property inherited">
  <span class="name"><a href="https://api.flutter.dev/flutter/dart-core/Object/runtimeType.html">runtimeType</a></span>
  <span class="signature">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Type-class.html">Type</a></span>
  

</dt>
<dd class="inherited">
  A representation of the runtime type of the object.
  <div class="features"><span class="feature">no setter</span><span class="feature">inherited</span></div>

</dd>

    </dl>
  </section>

    
  <section
      class="summary offset-anchor"
      id="instance-methods">
    <h2>Methods</h2>
    <dl class="callables">
        <dt id="acceptAddApplication" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/acceptAddApplication.html">acceptAddApplication</a></span><span class="signature">(<wbr><span class="parameter" id="acceptAddApplication-param-application"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendAddApplication-class.html">NIMFriendAddApplication</a></span> <span class="parameter-name">application</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  接受好友申请
调用此方法后，会向对端发送一条系统通知。
通知类型：FRIEND_ADD
调用此接口后，本端SDK会触发：onFriendAdded
  

</dd>

        <dt id="addFriend" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/addFriend.html">addFriend</a></span><span class="signature">(<wbr><span class="parameter" id="addFriend-param-accountId"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span> <span class="parameter-name">accountId</span>, </span><span class="parameter" id="addFriend-param-params"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendAddParams-class.html">NIMFriendAddParams</a>?</span> <span class="parameter-name">params</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  添加好友
调用此方法后，系统会向对端发送一条系统通知。
通知类型：FRIEND_ADD
调用此接口后：
  

</dd>

        <dt id="checkFriend" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/checkFriend.html">checkFriend</a></span><span class="signature">(<wbr><span class="parameter" id="checkFriend-param-accountIds"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/List-class.html">List</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span>&gt;</span></span> <span class="parameter-name">accountIds</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/Map-class.html">Map</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span>, <span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/bool-class.html">bool</a></span>&gt;</span></span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  根据账号ID检查好友状态
  

</dd>

        <dt id="clearAllAddApplication" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/clearAllAddApplication.html">clearAllAddApplication</a></span><span class="signature">(<wbr>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  清空所有好友申请
  

</dd>

        <dt id="deleteAddApplication" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/deleteAddApplication.html">deleteAddApplication</a></span><span class="signature">(<wbr><span class="parameter" id="deleteAddApplication-param-application"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendAddApplication-class.html">NIMFriendAddApplication</a></span> <span class="parameter-name">application</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  删除好友申请
<code>application</code> 待删除的申请
  

</dd>

        <dt id="deleteFriend" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/deleteFriend.html">deleteFriend</a></span><span class="signature">(<wbr><span class="parameter" id="deleteFriend-param-accountId"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span> <span class="parameter-name">accountId</span>, </span><span class="parameter" id="deleteFriend-param-params"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendDeleteParams-class.html">NIMFriendDeleteParams</a>?</span> <span class="parameter-name">params</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  删除好友
调用此方法后，系统会向对端发送一条系统通知。
通知类型：FRIEND_DELETE
调用此接口后，本端和对端SDK都会触发：onFriendDeleted
  

</dd>

        <dt id="getAddApplicationList" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/getAddApplicationList.html">getAddApplicationList</a></span><span class="signature">(<wbr><span class="parameter" id="getAddApplicationList-param-option"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendAddApplicationQueryOption-class.html">NIMFriendAddApplicationQueryOption</a></span> <span class="parameter-name">option</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriendAddApplicationResult-class.html">NIMFriendAddApplicationResult</a></span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  获取申请添加好友信息列表
查询verifyType等于3的数据，从新到旧排序。
  

</dd>

        <dt id="getAddApplicationUnreadCount" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/getAddApplicationUnreadCount.html">getAddApplicationUnreadCount</a></span><span class="signature">(<wbr>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/int-class.html">int</a></span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  获取好友申请未读数量
统计所有未处理且未读的申请数量。
  

</dd>

        <dt id="getFriendByIds" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/getFriendByIds.html">getFriendByIds</a></span><span class="signature">(<wbr><span class="parameter" id="getFriendByIds-param-accountIds"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/List-class.html">List</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span>&gt;</span></span> <span class="parameter-name">accountIds</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/List-class.html">List</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriend-class.html">NIMFriend</a></span>&gt;</span></span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  根据账号ID获取好友信息
只返回存在的好友信息，返回顺序与输入顺序一致。
  

</dd>

        <dt id="getFriendList" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/getFriendList.html">getFriendList</a></span><span class="signature">(<wbr>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/List-class.html">List</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriend-class.html">NIMFriend</a></span>&gt;</span></span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  获取好友列表
本地查询，登录后开始同步好友信息，建议同步完成后拉取一次。
  

</dd>

        <dt id="noSuchMethod" class="callable inherited">
  <span class="name"><a href="https://api.flutter.dev/flutter/dart-core/Object/noSuchMethod.html">noSuchMethod</a></span><span class="signature">(<wbr><span class="parameter" id="noSuchMethod-param-invocation"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/Invocation-class.html">Invocation</a></span> <span class="parameter-name">invocation</span></span>)
    <span class="returntype parameter">&#8594; dynamic</span>
  </span>
  

</dt>
<dd class="inherited">
  Invoked when a nonexistent method or property is accessed.
  <div class="features"><span class="feature">inherited</span></div>

</dd>

        <dt id="rejectAddApplication" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/rejectAddApplication.html">rejectAddApplication</a></span><span class="signature">(<wbr><span class="parameter" id="rejectAddApplication-param-application"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendAddApplication-class.html">NIMFriendAddApplication</a></span> <span class="parameter-name">application</span>, </span><span class="parameter" id="rejectAddApplication-param-postscript"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span> <span class="parameter-name">postscript</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  拒绝添加好友申请
调用此方法后，会向对端发送一条系统通知。
通知类型：FRIEND_ADD
调用此接口后，对端SDK会触发：onFriendAddRejected
  

</dd>

        <dt id="searchFriendByOption" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/searchFriendByOption.html">searchFriendByOption</a></span><span class="signature">(<wbr><span class="parameter" id="searchFriendByOption-param-friendSearchOption"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendSearchOption-class.html">NIMFriendSearchOption</a></span> <span class="parameter-name">friendSearchOption</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="https://api.flutter.dev/flutter/dart-core/List-class.html">List</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMFriend-class.html">NIMFriend</a></span>&gt;</span></span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  根据关键字搜索好友信息
  

</dd>

        <dt id="setAddApplicationRead" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/setAddApplicationRead.html">setAddApplicationRead</a></span><span class="signature">(<wbr>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  设置好友申请已读
调用此方法后，所有历史未读数据将标记为已读。
  

</dd>

        <dt id="setFriendInfo" class="callable">
  <span class="name"><a href="../nim_core_v2/FriendService/setFriendInfo.html">setFriendInfo</a></span><span class="signature">(<wbr><span class="parameter" id="setFriendInfo-param-accountId"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span> <span class="parameter-name">accountId</span>, </span><span class="parameter" id="setFriendInfo-param-params"><span class="type-annotation"><a href="../nim_core_v2/NIMFriendSetParams-class.html">NIMFriendSetParams</a></span> <span class="parameter-name">params</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/Future-class.html">Future</a><span class="signature">&lt;<wbr><span class="type-parameter"><a href="../nim_core_v2/NIMResult-class.html">NIMResult</a><span class="signature">&lt;<wbr><span class="type-parameter">void</span>&gt;</span></span>&gt;</span></span>
  </span>
  

</dt>
<dd>
  设置好友信息
调用此接口后，本端SDK会触发：onFriendsInfoChanged
  

</dd>

        <dt id="toString" class="callable inherited">
  <span class="name"><a href="https://api.flutter.dev/flutter/dart-core/Object/toString.html">toString</a></span><span class="signature">(<wbr>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/String-class.html">String</a></span>
  </span>
  

</dt>
<dd class="inherited">
  A string representation of this object.
  <div class="features"><span class="feature">inherited</span></div>

</dd>

    </dl>
  </section>
    
  <section
      class="summary offset-anchor inherited"
      id="operators">
    <h2>Operators</h2>
    <dl class="callables">
        <dt id="operator ==" class="callable inherited">
  <span class="name"><a href="https://api.flutter.dev/flutter/dart-core/Object/operator_equals.html">operator ==</a></span><span class="signature">(<wbr><span class="parameter" id="==-param-other"><span class="type-annotation"><a href="https://api.flutter.dev/flutter/dart-core/Object-class.html">Object</a></span> <span class="parameter-name">other</span></span>)
    <span class="returntype parameter">&#8594; <a href="https://api.flutter.dev/flutter/dart-core/bool-class.html">bool</a></span>
  </span>
  

</dt>
<dd class="inherited">
  The equality operator.
  <div class="features"><span class="feature">inherited</span></div>

</dd>

    </dl>
  </section>
    
    
    

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